You can buy electric engravers for not too much, they are hard to use well though. Imagine a vibrating pencil with a 1kg weight at the top and that kinda says it. Could be worth doing, especially in an out of sight find the parts prove they are yours kind of way.
You can buy electric engravers for not too much, they are hard to use well though. Imagine a vibrating pencil with a 1kg weight at the top and that kinda says it. Could be worth doing, especially in an out of sight find the parts prove they are yours kind of way.